.control-group {
    /*margin: 10px;*/
}
.control-group input {
	display: inline-block;
    margin-bottom: 0;
    vertical-align: middle;
    background-color: #ffffff;
    border: 1px solid #cccccc;
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075);
    transition: border linear .2s, box-shadow linear .2s;
}
.control-group input[type="text"]{
	width: 4rem;
    
    font-size: 1.5rem;
    line-height: 1rem;
    color: #555555;
    border-radius: 2px;
    text-align: center;
}